Asia Optical Co Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-04-28 | 141.00 | 145.50 | 139.50 | 143.00 | 138.81 | 9,380,651 |
| 2026-04-27 | 142.50 | 149.00 | 136.50 | 143.50 | 139.30 | 27,408,822 |
| 2026-04-24 | 133.00 | 139.50 | 133.00 | 139.50 | 135.41 | 23,317,202 |
| 2026-04-23 | 133.50 | 133.50 | 122.00 | 127.00 | 123.28 | 6,251,452 |
| 2026-04-22 | 131.00 | 133.50 | 130.50 | 132.50 | 128.62 | 3,230,850 |
| 2026-04-21 | 132.00 | 132.50 | 129.50 | 130.50 | 126.68 | 2,822,173 |
| 2026-04-20 | 131.00 | 132.00 | 129.50 | 130.00 | 126.19 | 3,004,377 |
| 2026-04-17 | 129.00 | 130.00 | 128.00 | 129.00 | 125.22 | 1,968,954 |
| 2026-04-16 | 128.00 | 131.00 | 128.00 | 129.00 | 125.22 | 2,606,423 |
| 2026-04-15 | 133.50 | 133.50 | 126.00 | 127.00 | 123.28 | 4,581,716 |
| 2026-04-14 | 127.50 | 131.50 | 126.50 | 131.00 | 127.16 | 4,473,245 |
| 2026-04-13 | 124.50 | 126.50 | 122.50 | 125.00 | 121.34 | 2,180,000 |
| 2026-04-10 | 126.50 | 128.00 | 125.00 | 125.50 | 121.82 | 1,587,121 |
| 2026-04-09 | 127.50 | 127.50 | 124.50 | 125.00 | 121.34 | 1,479,992 |
| 2026-04-08 | 124.50 | 126.50 | 124.50 | 126.00 | 122.31 | 1,758,521 |
| 2026-04-07 | 122.00 | 122.50 | 120.00 | 121.00 | 117.45 | 1,025,564 |
| 2026-04-02 | 124.50 | 125.00 | 120.00 | 120.50 | 116.97 | 1,815,234 |
| 2026-04-01 | 124.00 | 125.00 | 123.00 | 123.00 | 119.40 | 1,169,913 |
| 2026-03-31 | 123.50 | 125.50 | 120.00 | 121.00 | 117.45 | 2,731,788 |
| 2026-03-30 | 123.50 | 124.50 | 122.50 | 123.50 | 119.88 | 1,544,110 |
| 2026-03-27 | 126.00 | 127.50 | 124.50 | 127.00 | 123.28 | 1,376,419 |
| 2026-03-26 | 131.50 | 131.50 | 127.50 | 128.50 | 124.74 | 1,643,310 |
| 2026-03-25 | 127.00 | 129.50 | 127.00 | 128.00 | 124.25 | 1,273,500 |
| 2026-03-24 | 128.50 | 129.00 | 123.50 | 124.50 | 120.85 | 1,607,529 |
| 2026-03-23 | 126.00 | 129.50 | 125.00 | 125.50 | 121.82 | 2,223,431 |
| 2026-03-20 | 133.50 | 135.00 | 130.50 | 130.50 | 126.68 | 1,853,336 |
| 2026-03-19 | 135.50 | 136.00 | 132.50 | 132.50 | 128.62 | 2,555,156 |
| 2026-03-18 | 137.50 | 140.00 | 135.00 | 137.50 | 133.47 | 7,848,377 |
| 2026-03-17 | 136.50 | 136.50 | 135.00 | 135.50 | 131.53 | 2,468,493 |
| 2026-03-16 | 134.00 | 136.50 | 133.00 | 134.00 | 130.07 | 3,974,453 |
| 2026-03-13 | 127.00 | 131.00 | 127.00 | 130.50 | 126.68 | 1,951,863 |
| 2026-03-12 | 130.00 | 132.50 | 129.00 | 129.50 | 125.71 | 2,490,399 |
| 2026-03-11 | 128.00 | 133.00 | 128.00 | 132.50 | 128.62 | 2,128,337 |
| 2026-03-10 | 127.00 | 127.00 | 123.50 | 126.50 | 122.79 | 3,728,833 |
| 2026-03-09 | 121.50 | 123.50 | 120.50 | 123.00 | 119.40 | 4,368,983 |
| 2026-03-06 | 133.50 | 135.00 | 132.50 | 133.50 | 129.59 | 3,337,781 |
| 2026-03-05 | 137.50 | 138.50 | 133.00 | 135.50 | 131.53 | 4,166,920 |
| 2026-03-04 | 139.50 | 142.00 | 132.00 | 133.00 | 129.10 | 7,563,111 |
| 2026-03-03 | 153.00 | 153.50 | 143.50 | 143.50 | 139.30 | 8,409,267 |
| 2026-03-02 | 147.00 | 153.00 | 146.50 | 152.50 | 148.03 | 4,593,350 |
| 2026-02-26 | 151.00 | 155.00 | 151.00 | 152.00 | 147.55 | 8,719,782 |
| 2026-02-25 | 152.50 | 153.00 | 149.50 | 150.50 | 146.09 | 4,918,928 |
| 2026-02-24 | 150.00 | 152.00 | 148.50 | 151.50 | 147.06 | 5,707,636 |
| 2026-02-23 | 149.00 | 151.00 | 147.00 | 149.50 | 145.12 | 7,466,288 |
| 2026-02-11 | 152.00 | 152.00 | 148.00 | 148.00 | 143.66 | 5,708,628 |
| 2026-02-10 | 148.00 | 153.50 | 145.50 | 151.00 | 146.58 | 11,165,086 |
| 2026-02-09 | 147.00 | 151.50 | 146.00 | 146.00 | 141.72 | 9,436,050 |
| 2026-02-06 | 149.00 | 151.00 | 144.50 | 145.00 | 140.75 | 11,181,456 |
| 2026-02-05 | 155.00 | 157.50 | 149.50 | 149.50 | 145.12 | 16,314,212 |
| 2026-02-04 | 156.00 | 167.00 | 154.00 | 155.00 | 150.46 | 32,936,907 |
| 2026-02-03 | 152.00 | 161.50 | 147.50 | 158.50 | 153.86 | 16,350,605 |
| 2026-02-02 | 157.50 | 159.50 | 147.50 | 148.50 | 144.15 | 23,169,863 |
| 2026-01-30 | 162.50 | 167.50 | 147.00 | 163.50 | 158.71 | 42,770,113 |
| 2026-01-29 | 165.00 | 172.00 | 152.50 | 158.00 | 153.37 | 47,041,753 |
| 2026-01-28 | 153.00 | 161.00 | 150.00 | 159.50 | 154.83 | 17,577,821 |
| 2026-01-27 | 155.00 | 156.00 | 152.00 | 152.00 | 147.55 | 8,637,369 |
| 2026-01-26 | 151.50 | 159.00 | 150.50 | 154.50 | 149.97 | 19,987,220 |
| 2026-01-23 | 152.50 | 153.50 | 148.00 | 149.00 | 144.63 | 6,181,290 |
| 2026-01-22 | 150.00 | 153.00 | 148.00 | 150.00 | 145.61 | 12,954,535 |
| 2026-01-21 | 142.00 | 154.50 | 141.00 | 146.00 | 141.72 | 18,631,244 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2026-06-24 | 4.6000 TWD |
| 2025-06-24 | 4.0000 TWD |
| 2024-06-20 | 1.8000 TWD |
| 2023-06-30 | 1.9000 TWD |
| 2022-07-07 | 3.7000 TWD |
| 2021-08-04 | 1.0000 TWD |
| 2020-07-07 | 2.0000 TWD |
| 2019-07-04 | 2.3000 TWD |
Open, high, low and close are as traded (TWD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.